Deck extrusion



FIG. 1 is a bottom perspective view showing my new design for a deck extrusion,

FIG. 2 is a top perspective view,

FIG. 3 is a top view,

FIG. 4 is a side view, an opposite side view being a mirror image thereof,

FIG. 5 is a bottom view,

FIG. 6 is an end view, shown in a larger scale,

FIG. 7 is an opposite end view, shown in a larger scale; and,

FIG. 8 is an enlarged portion of an area encircled in FIG. 7.

The deck extrusion is shown with symbolic breaks in its length. The appearance of any portion of the article between the break lines form no part of the claimed design. 

CLAIM The ornamental design for a deck extrusion, as shown and described. 